けものフレンズ３ is a free-to-play RPG game for iPhone that takes place in the familiar setting of "Japari Park." The game features an entirely original story and allows players to join the Japari Park Rangers in their adventures throughout various locations. The game has a unique cast of animal girls known as "Friends," each with their own set of skills and abilities.

One of the game's main features is battling against the mysterious "Ceruleans" that threaten Japari Park. Players can combine their "Order Flags" to increase the effectiveness of their "Kemo Chorus" and use their Friends' special abilities and skills to defeat the Ceruleans. The game's 3D graphics bring the Friends to life, and players can learn more about them through the "Zukan" feature.

In addition to the game's original story, players can also enjoy seeing their Friends in unique outfits such as exploration gear, jerseys, and even special costumes. The game has a star-studded voice acting cast, including Yuka Ozaki, Saki Ono, Aya Uchida, and many more. Overall, けものフレンズ３ is a fun-filled RPG adventure that's perfect for fans of the series and newcomers alike.